Add mod change at step R5.7
Add mod change at step R5.7

The file /etc/ssh/sshd_config permissions are normally 644, so the write to that file fails. Added 'chmod 777' to permit write.
edwinsteele/biblebox-pi,edwinsteele/biblebox-pi,edwinsteele/biblebox-pi,edwinsteele/biblebox-pi,edwinsteele/biblebox-pi,edwinsteele/biblebox-pi